Perhaps you should try some spelling variations:
"supply sector integrating services." » "supply sector integration services.", "supply sector integrated services.", "supply sector regulating services.", "supply server integrating services.", "supply sector interactions services."
"supply side integration theories." » "supply side integration theorems.", "supply side integrationstheorie 2.", "supply side integration theory.", "supply die integration theories.", "supply de integration theories.", "supply life integration theories."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply sector integrating services.") OR ("supply side integration theories."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"supply sector integrating services.\") OR (\"supply side integration theories.\"))".
• Removing quotes may allow a broader search: (( supply sector integrating services. ) OR ( supply side integration theories. )).
• Adding a wildcard symbol may retrieve word variants: (("supply sector integrating services.") OR ("supply side integration theories."))*.